Patents by Inventor Gregory J. Ulmann

Gregory J. Ulmann has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Deep trench embedded gate transistor
    Patent number: 8592921
    Abstract: A semiconductor device includes a source extending into a surface of a substrate, a drain extending into the surface of the substrate, and an embedded gate in the substrate extending from the source to the drain.
    Type: Grant
    Filed: December 7, 2011
    Date of Patent: November 26, 2013
    Assignee: International Business Machines Corporation
    Inventors: Karl R. Erickson, Phil C. Paone, David P. Paulsen, John E. Sheets, II, Gregory J. Ulmann, Kelly L. Williams